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K4TMN

Expired1x3District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderNiderost, Thomas M

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationChino Valley, AZ

Grant DateMar 24, 2016

Expiration DateApr 8, 2026

Available for ApplicationsApr 9, 2028

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K4TMN

Expired1x3District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderNiderost, Thomas M

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationChino Valley, AZ

Grant DateMar 24, 2016

Expiration DateApr 8, 2026

Available for ApplicationsApr 9, 2028

K4TMN is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Niderost, Thomas M in Chino Valley, AZ. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Neill, Torrey M on Oct 31, 2013. K4TMN has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- ....- - -- -.

CW Weight: 27 units(Light (fast to send))

Voice Phonetics

Kilo Four Tango Mike November

Readability: 8/10(High readability)

Available Apr 9, 2028 (583 days remaining)

Requires General license or higher to apply for this callsign format (1x3).

License History

Administrative Update AppliedJul 2, 2021
License RenewedMar 24, 2016
License ModifiedFeb 8, 2007
License IssuedApr 8, 2006
Vanity Callsign GrantedApr 8, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Neill, Torrey MFiled Oct 31, 2013
DismissedFCC ↗
Burnell, Scott AFiled Mar 21, 2006
Not awardedFCC ↗
Niderost, Thomas MFiled Mar 21, 2006
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

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FCC data as of Sep 3, 2026

K4TMN FCC Vanity Status: 3 Competing Applications & History